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configure.ac
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#
# Copyright (C) 2015 Alon Bar-Lev <[email protected]>
# SPDX-License-Identifier: GPL-3.0-or-later
#
AC_PREREQ(2.60)
# We do not use m4_esyscmd_s to support older autoconf.
define([VERSION_STRING], m4_esyscmd([git describe 2>/dev/null | tr -d '\n']))
define([VERSION_FROM_FILE], m4_esyscmd([cat packaging/version | tr -d '\n']))
m4_ifval(VERSION_STRING, [], [define([VERSION_STRING], VERSION_FROM_FILE)])
AC_INIT([netdata], VERSION_STRING[])
AM_MAINTAINER_MODE([disable])
if test x"$USE_MAINTAINER_MODE" = xyes; then
AC_MSG_NOTICE(***************** MAINTAINER MODE *****************)
fi
PACKAGE_RPM_VERSION="VERSION_STRING"
AC_SUBST([PACKAGE_RPM_VERSION])
# -----------------------------------------------------------------------------
# autoconf initialization
AC_CONFIG_AUX_DIR([.])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([build/m4])
AC_CONFIG_SRCDIR([daemon/main.c])
define([AUTOMATE_INIT_OPTIONS], [tar-pax subdir-objects])
m4_ifdef([AM_SILENT_RULES], [
define([AUTOMATE_INIT_OPTIONS], [tar-pax silent-rules subdir-objects])
])
AM_INIT_AUTOMAKE(AUTOMATE_INIT_OPTIONS)
m4_ifdef([AM_SILENT_RULES], [
AM_SILENT_RULES([yes])
])
AC_CANONICAL_HOST
AC_PROG_CC
AC_PROG_CC_C99
AM_PROG_CC_C_O
AC_PROG_CXX
AC_PROG_INSTALL
PKG_PROG_PKG_CONFIG
AC_USE_SYSTEM_EXTENSIONS
AC_LANG_PUSH([C])
AX_COMPILER_VENDOR
AC_LANG_POP([C])
if test "$ax_cv_c_compiler_vendor" = "clang"; then
AC_CHECK_PROG([AR], [llvm-ar], [llvm-ar], [ar])
AC_CHECK_PROG([RANLIB], [llvm-ranlib], [llvm-ranlib], [ranlib])
else
AC_CHECK_TOOL([RANLIB], [ranlib])
AC_CHECK_TOOL([AR], [ar])
fi
CFLAGS="$CFLAGS -fexceptions"
# -----------------------------------------------------------------------------
# configurable options
AC_ARG_ENABLE(
[plugin-nfacct],
[AS_HELP_STRING([--enable-plugin-nfacct], [enable nfacct plugin @<:@default autodetect@:>@])],
,
[enable_plugin_nfacct="detect"]
)
AC_ARG_ENABLE(
[plugin-freeipmi],
[AS_HELP_STRING([--enable-plugin-freeipmi], [enable freeipmi plugin @<:@default autodetect@:>@])],
,
[enable_plugin_freeipmi="detect"]
)
AC_ARG_ENABLE(
[plugin-systemd-journal],
[AS_HELP_STRING([--enable-plugin-systemd-journal], [enable systemd-journal plugin @<:@default autodetect@:>@])],
,
[enable_plugin_systemd_journal="detect"]
)
AC_ARG_ENABLE(
[logsmanagement],
[AS_HELP_STRING([--disable-logsmanagement], [Disable logsmanagement @<:@default autodetect@:>@])],
,
[enable_logsmanagement="detect"]
)
AC_ARG_ENABLE(
[logsmanagement_tests],
[AS_HELP_STRING([--enable-logsmanagement-tests], [Enable logsmanagement tests @<:@default disabled@:>@])],
,
[enable_logsmanagement_tests="no"]
)
AC_ARG_ENABLE(
[plugin-cups],
[AS_HELP_STRING([--enable-plugin-cups], [enable cups plugin @<:@default autodetect@:>@])],
,
[enable_plugin_cups="detect"]
)
AC_ARG_ENABLE(
[plugin-xenstat],
[AS_HELP_STRING([--enable-plugin-xenstat], [enable xenstat plugin @<:@default autodetect@:>@])],
,
[enable_plugin_xenstat="detect"]
)
AC_ARG_ENABLE(
[exporting-kinesis],
[AS_HELP_STRING([--enable-exporting-kinesis], [enable kinesis exporting connector @<:@default autodetect@:>@])],
,
[enable_exporting_kinesis="detect"]
)
AC_ARG_ENABLE(
[exporting-pubsub],
[AS_HELP_STRING([--enable-exporting-pubsub], [enable pubsub exporting connector @<:@default autodetect@:>@])],
,
[enable_exporting_pubsub="detect"]
)
AC_ARG_ENABLE(
[exporting-prometheus-remote-write],
[AS_HELP_STRING([--enable-exporting-prometheus-remote-write], [enable prometheus remote write exporting connector @<:@default autodetect@:>@])],
,
[enable_exporting_prometheus_remote_write="detect"]
)
AC_ARG_ENABLE(
[exporting-mongodb],
[AS_HELP_STRING([--enable-exporting-mongodb], [enable mongodb exporting @<:@default autodetect@:>@])],
,
[enable_exporting_mongodb="detect"]
)
AC_ARG_ENABLE(
[pedantic],
[AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings @<:@default disabled@:>@])],
,
[enable_pedantic="no"]
)
AC_ARG_ENABLE(
[accept4],
[AS_HELP_STRING([--disable-accept4], [System does not have accept4 @<:@default autodetect@:>@])],
,
[enable_accept4="detect"]
)
AC_ARG_WITH(
[webdir],
[AS_HELP_STRING([--with-webdir], [location of webdir @<:@PKGDATADIR/web@:>@])],
[webdir="${withval}"],
[webdir="\$(pkgdatadir)/web"]
)
AC_ARG_WITH(
[libcap],
[AS_HELP_STRING([--with-libcap], [build with libcap @<:@default autodetect@:>@])],
,
[with_libcap="detect"]
)
AC_ARG_WITH(
[math],
[AS_HELP_STRING([--without-math], [build without math @<:@default enabled@:>@])],
,
[with_math="yes"]
)
AC_ARG_WITH(
[user],
[AS_HELP_STRING([--with-user], [use this user to drop privilege @<:@default nobody@:>@])],
,
[with_user="nobody"]
)
AC_ARG_ENABLE(
[x86-sse],
[AS_HELP_STRING([--disable-x86-sse], [SSE/SS2 optimizations on x86 @<:@default enabled@:>@])],
,
[enable_x86_sse="yes"]
)
AC_ARG_ENABLE(
[lto],
[AS_HELP_STRING([--enable-lto], [Link Time Optimizations @<:@default disabled@:>@])],
,
[enable_lto="no"]
)
AC_ARG_ENABLE(
[openssl],
[AS_HELP_STRING([--enable-openssl], [Enable OpenSSL support @<:@default autodetect@:>@])],
,
[enable_openssl="detect"]
)
AC_ARG_ENABLE(
[lz4],
[AS_HELP_STRING([--enable-lz4], [Enable LZ4 support @<:@default autodetect@:>@])],
,
[enable_lz4="detect"]
)
AC_ARG_ENABLE(
[dbengine],
[AS_HELP_STRING([--disable-dbengine], [disable netdata dbengine @<:@default autodetect@:>@])],
,
[enable_dbengine="detect"]
)
AC_ARG_ENABLE(
[jsonc],
[AS_HELP_STRING([--enable-jsonc], [Enable JSON-C support @<:@default autodetect@:>@])],
,
[enable_jsonc="detect"]
)
AC_ARG_ENABLE(
[ebpf],
[AS_HELP_STRING([--disable-ebpf], [Disable eBPF support @<:@default autodetect@:>@])],
,
[enable_ebpf="detect"]
)
AC_ARG_WITH(
[bundled-lws],
[AS_HELP_STRING([--with-bundled-lws], [Use the bundled version of libwebsockets library @<:@default use system library@:>@])],
[with_bundled_lws="yes"], [with_bundled_lws="no"]
)
AC_ARG_WITH(
[bundled-protobuf],
[AS_HELP_STRING([--with-bundled-protobuf],
[Uses the bundled version of Google Protocol Buffers @<:@default bundled if present@:>@])],
[with_bundled_protobuf="$withval"],
[with_bundled_protobuf="detect"]
)
AC_ARG_ENABLE(
[ml],
[AS_HELP_STRING([--enable-ml], [Enable anomaly detection @<:@default autodetect@:>@])],
,
[enable_ml="detect"]
)
AC_ARG_ENABLE(
[gtests],
[AS_HELP_STRING([--enable-gtests], [Enable google tests @<:@default no@:>@])],
,
[enable_gtests="no"]
)
AC_ARG_ENABLE(
[aclk_ssl_debug],
[AS_HELP_STRING([--enable-aclk-ssl-debug], [Enables possibility for SSL key logging @<:@default no@:>@])],
[aclk_ssl_debug="yes"],
[aclk_ssl_debug="no"]
)
AC_ARG_ENABLE(
[h2o],
[AS_HELP_STRING([--disable-h2o], [Disable H2O webserver @<:@default autodetect@:>@])],
,
[enable_h2o="detect"]
)
# -----------------------------------------------------------------------------
# Enforce building with C99, bail early if we can't.
test "${ac_cv_prog_cc_c99}" = "no" && AC_MSG_ERROR([Netdata requires a compiler that supports C99 to build])
# -----------------------------------------------------------------------------
# Check if cloud is enabled and if the functionality is available
AC_ARG_ENABLE(
[cloud],
[AS_HELP_STRING([--disable-cloud],
[Disables all cloud functionality])],
[ enable_cloud="$enableval" ],
[ enable_cloud="detect" ]
)
if test "${enable_cloud}" = "no"; then
AC_DEFINE([DISABLE_CLOUD], [1], [disable netdata cloud functionality])
fi
# -----------------------------------------------------------------------------
# C++ version check
# Check for C++17 support (optional)
# AX_CXX_COMPILE_STDCXX(17, noext, optional)
if test "x$HAVE_CXX17" != "x1"; then
# Check for C++11 support (optional)
AX_CXX_COMPILE_STDCXX(11, noext, optional)
fi
AC_MSG_CHECKING([c++ standard to use])
if test "x$HAVE_CXX17" = "x1"; then
have_cxx17="yes"
have_cxx11="yes"
CPP_STD_FLAG="-std=c++17"
cpp_std_to_use="c++17"
AM_CONDITIONAL([HAVE_CXX17], [true])
AM_CONDITIONAL([HAVE_CXX11], [true])
elif test "x$HAVE_CXX11" = "x1"; then
have_cxx17="no"
have_cxx11="yes"
CPP_STD_FLAG="-std=c++11"
cpp_std_to_use="c++11"
AM_CONDITIONAL([HAVE_CXX17], [false])
AM_CONDITIONAL([HAVE_CXX11], [true])
else
have_cxx17="no"
have_cxx11="no"
CPP_STD_FLAG=""
cpp_std_to_use="no c++"
AM_CONDITIONAL([HAVE_CXX17], [false])
AM_CONDITIONAL([HAVE_CXX11], [false])
fi
# PPC64LE needs -std=gnu++11 in order to build dlib. However, the rest of
# the agent's components use and have been tested only with -std=c++11.
# Skip ML compilation on that CPU until we reorganize and test the C++ flags.
if test "${host_cpu}" = "powerpc64le"; then
have_cxx17="no"
have_cxx11="no"
CPP_STD_FLAG=""
cpp_std_to_use="no c++ on powerpc64le"
AM_CONDITIONAL([HAVE_CXX17], [false])
AM_CONDITIONAL([HAVE_CXX11], [false])
fi
AC_MSG_RESULT([${cpp_std_to_use}])
# -----------------------------------------------------------------------------
# netdata required checks
# fails on centos6
#AX_CHECK_ENABLE_DEBUG()
AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
AX_GCC_FUNC_ATTRIBUTE([malloc])
AX_GCC_FUNC_ATTRIBUTE([noreturn])
AX_GCC_FUNC_ATTRIBUTE([noinline])
AX_GCC_FUNC_ATTRIBUTE([format])
AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
AC_CHECK_TYPES([struct timespec, clockid_t], [], [], [[#include <time.h>]])
AC_SEARCH_LIBS([clock_gettime], [rt posix4])
AC_CHECK_FUNCS([clock_gettime])
AC_CHECK_FUNCS([sched_setscheduler sched_getscheduler sched_getparam sched_get_priority_min sched_get_priority_max getpriority setpriority nice])
AC_CHECK_FUNCS([recvmmsg])
AC_CHECK_FUNCS([close_range])
AC_TYPE_INT8_T
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_UINT8_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_C_INLINE
AC_FUNC_STRERROR_R
AC_C__GENERIC
# AC_C_STMT_EXPR
AC_CANONICAL_HOST
AC_HEADER_MAJOR
AC_HEADER_RESOLV
AC_CHECK_HEADERS_ONCE([sys/prctl.h])
AC_CHECK_HEADERS_ONCE([sys/vfs.h])
AC_CHECK_HEADERS_ONCE([sys/statfs.h])
AC_CHECK_HEADERS_ONCE([linux/magic.h])
AC_CHECK_HEADERS_ONCE([sys/statvfs.h])
AC_CHECK_HEADERS_ONCE([sys/mount.h])
if test "${enable_accept4}" != "no"; then
AC_CHECK_FUNCS_ONCE(accept4)
fi
AC_CHECK_FUNCS_ONCE(malloc_usable_size)
# -----------------------------------------------------------------------------
# operating system detection
originalCFLAGS="${CFLAGS}"
AC_MSG_CHECKING([operating system])
case "$host_os" in
freebsd*)
build_target=freebsd
OPTIONAL_OS_DEP_CFLAGS="-I/usr/local/include"
CFLAGS="${CFLAGS} ${OPTIONAL_OS_DEP_CFLAGS}"
LDFLAGS="${LDFLAGS} -L/usr/local/lib"
;;
darwin*)
build_target=macos
LDFLAGS="${LDFLAGS} -framework CoreFoundation -framework IOKit"
# -----------------------------------------------------------------------------
# Pull in OpenSSL properly if on macOS
if brew --prefix > /dev/null 2>&1; then
if brew --prefix --installed openssl > /dev/null 2>&1; then
HOMEBREW_OPENSSL_PREFIX=$(brew --prefix --installed openssl)
elif brew --prefix --installed openssl@3 > /dev/null 2>&1; then
HOMEBREW_OPENSSL_PREFIX=$(brew --prefix --installed openssl@3)
elif brew --prefix --installed [email protected] > /dev/null 2>&1; then
HOMEBREW_OPENSSL_PREFIX=$(brew --prefix --installed [email protected])
fi
if test -n "${HOMEBREW_OPENSSL_PREFIX}"; then
OPTIONAL_OS_DEP_CFLAGS="-I${HOMEBREW_OPENSSL_PREFIX}/include"
CFLAGS="${CFLAGS} ${OPTIONAL_OS_DEP_CFLAGS}"
LDFLAGS="${LDFLAGS} -L${HOMEBREW_OPENSSL_PREFIX}/lib"
fi
HOMEBREW_PREFIX=$(brew --prefix)
OPTIONAL_OS_DEP_CFLAGS="${OPTIONAL_OS_DEP_CFLAGS} -I${HOMEBREW_PREFIX}/include"
CFLAGS="${CFLAGS} -I${HOMEBREW_PREFIX}/include"
LDFLAGS="${LDFLAGS} -L${HOMEBREW_PREFIX}/lib"
fi
;;
*)
build_target=linux
;;
esac
AM_CONDITIONAL([FREEBSD], [test "${build_target}" = "freebsd"])
if test "${build_target}" = "freebsd"
then
AC_DEFINE([COMPILED_FOR_FREEBSD], [1], [Compiled for FreeBSD])
fi
AM_CONDITIONAL([MACOS], [test "${build_target}" = "macos"])
if test "${build_target}" = "macos"
then
AC_DEFINE([COMPILED_FOR_MACOS], [1], [Compiled for MacOS])
fi
AM_CONDITIONAL([LINUX], [test "${build_target}" = "linux"])
if test "${build_target}" = "linux"
then
AC_DEFINE([COMPILED_FOR_LINUX], [1], [Compiled for Linux])
fi
AM_CONDITIONAL([ENABLE_PLUGIN_LOCAL_LISTENERS], [test "${build_target}" = "linux"])
AC_MSG_RESULT([Host OS: ${build_target}])
# -----------------------------------------------------------------------------
# hardening
HARDENING_CFLAGS=""
if ! echo "${originalCFLAGS}" | grep -q '\-fstack-protector'; then
AX_CHECK_COMPILE_FLAG(
[-fstack-protector-strong],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -fstack-protector-strong"],
[AX_CHECK_COMPILE_FLAG(
[-fstack-protector],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -fstack-protector"],
,
[-Werror],
)],
[-Werror],
)
fi
if ! echo "${originalCFLAGS}" | grep -q '\-fno-stack-clash-protection'; then
AX_CHECK_COMPILE_FLAG(
[-fstack-clash-protection],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -fstack-clash-protection"],
,
[-Werror],
)
fi
if ! echo "${originalCFLAGS}" | grep -q '\-fcf-protection'; then
AX_CHECK_COMPILE_FLAG(
[-fcf-protection=full],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -fcf-protection=full"],
,
[-Werror],
)
fi
if ! echo "${originalCFLAGS}" | grep -q '\-mbranch-protection'; then
AX_CHECK_COMPILE_FLAG(
[-mbranch-protection=standard],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -mbranch-protection=standard"],
,
[-Werror],
)
fi
if ! echo "${originalCFLAGS}" | grep -q '\-D_FORTIFY_SOURCE'; then
# This complex set of checks is needed because there is no clean
# way to verify _FORTIFY_SOURCE support without having to check for
# the required compiler builtins.
AC_CHECK_DECLS(
[__builtin_constant_p, __builtin_object_size, __builtin___memcpy_chk, __builtin___memmove_chk, __builtin___mempcpy_chk,
__builtin___memset_chk, __builtin___snprintf_chk, __builtin___sprintf_chk, __builtin___stpcpy_chk, __builtin___strcat_chk,
__builtin___strcpy_chk, __builtin___strncat_chk, __builtin___strncpy_chk, __builtin___vsnprintf_chk, __builtin___vsprintf_chk],
[HAVE_FORTIFY_SOURCE=2]
)
if test "x${HAVE_FORTIFY_SOURCE}" = "x2" && echo "${originalCFLAGS}" | grep -qv '\-O0'; then
AC_CHECK_DECL(
__builtin_dynamic_object_size,
[AX_CHECK_COMPILE_FLAG(
[-D_FORTIFY_SOURCE=3],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -D_FORTIFY_SOURCE=3"],
,
[-Werror],
)],
[AX_CHECK_COMPILE_FLAG(
[-D_FORTIFY_SOURCE=2],
[HARDENING_CFLAGS="${HARDENING_CFLAGS} -D_FORTIFY_SOURCE=2"],
,
[-Werror],
)],
)
fi
fi
# -----------------------------------------------------------------------------
# backtrace
AC_SEARCH_LIBS([backtrace], [execinfo], [AC_DEFINE([HAVE_BACKTRACE], [1], [backtrace availability])])
# -----------------------------------------------------------------------------
# pthreads
ACX_PTHREAD(, [AC_MSG_ERROR([Cannot initialize pthread environment])])
LIBS="${PTHREAD_LIBS} ${LIBS}"
CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}"
CC="${PTHREAD_CC}"
AC_CHECK_LIB(
[pthread],
[pthread_getname_np],
[AC_DEFINE([HAVE_PTHREAD_GETNAME_NP], [1], [Is set if pthread_getname_np is available])]
)
# -----------------------------------------------------------------------------
# libdatachannel
AC_CHECK_LIB([datachannel], [rtcCreatePeerConnection],
[LIBDATACHANNEL_FOUND=yes],
[LIBDATACHANNEL_FOUND=no])
if test "x$LIBDATACHANNEL_FOUND" = "xyes"; then
AC_DEFINE([HAVE_LIBDATACHANNEL], [1], [libdatachannel usability])
OPTIONAL_DATACHANNEL_LIBS="-ldatachannel"
fi
# -----------------------------------------------------------------------------
# libm
AC_ARG_VAR([MATH_CFLAGS], [C compiler flags for math])
AC_ARG_VAR([MATH_LIBS], [linker flags for math])
if test -z "${MATH_LIBS}"; then
AC_CHECK_LIB(
[m],
[sin],
[MATH_LIBS="-lm"]
)
fi
test "${with_math}" = "yes" -a -z "${MATH_LIBS}" && AC_MSG_ERROR([math required but not found])
AC_MSG_CHECKING([if libm should be used])
if test "${with_math}" != "no" -a ! -z "${MATH_LIBS}"; then
with_math="yes"
AC_DEFINE([STORAGE_WITH_MATH], [1], [math usability])
OPTIONAL_MATH_CFLAGS="${MATH_CFLAGS}"
OPTIONAL_MATH_LIBS="${MATH_LIBS}"
else
with_math="no"
fi
AC_MSG_RESULT([${with_math}])
AC_CHECK_FUNCS([isfinite])
AC_CHECK_FUNCS([finite])
# -----------------------------------------------------------------------------
# libuv multi-platform support library with a focus on asynchronous I/O
# TODO: check version, uv_fs_scandir_next only available in version >= 1.0
AC_CHECK_LIB(
[uv],
[uv_fs_scandir_next],
[UV_LIBS="-luv"]
)
test -z "${UV_LIBS}" && \
AC_MSG_ERROR([libuv required but not found. Try installing 'libuv1-dev' or 'libuv-devel'.])
OPTIONAL_UV_CFLAGS="${UV_CFLAGS}"
OPTIONAL_UV_LIBS="${UV_LIBS}"
# -----------------------------------------------------------------------------
# lz4
AC_CHECK_LIB(
[lz4],
[LZ4_createStream],
[LZ4_LIBS_FAST="-llz4"]
)
AC_CHECK_LIB(
[lz4],
[LZ4_compress_fast_continue],
[LZ4_LIBS="-llz4"]
)
# -----------------------------------------------------------------------------
# libcurl
PKG_CHECK_MODULES(
[LIBCURL],
[libcurl],
[AC_CHECK_LIB(
[curl],
[curl_easy_init],
[have_libcurl=yes],
[have_libcurl=no]
)],
[have_libcurl=no]
)
if test "x$have_libcurl" = "xyes"; then
AC_DEFINE([HAVE_CURL], [1], [libcurl usability])
OPTIONAL_CURL_LIBS="-lcurl"
fi
# -----------------------------------------------------------------------------
# PCRE2
PKG_CHECK_MODULES(
[LIBPCRE2],
[libpcre2-8],
[AC_CHECK_LIB(
[pcre2-8],
[pcre2_compile_8],
[have_libpcre2=yes],
[have_libpcre2=no]
)],
[have_libpcre2=no]
)
if test "x$have_libpcre2" = "xyes"; then
AC_DEFINE([HAVE_PCRE2], [1], [PCRE2 usability])
OPTIONAL_PCRE2_LIBS="-lpcre2-8"
fi
AM_CONDITIONAL([ENABLE_LOG2JOURNAL], [test "${have_libpcre2}" = "yes"])
# -----------------------------------------------------------------------------
# zstd
AC_CHECK_LIB([zstd], [ZSTD_createCStream, ZSTD_createDStream],
[LIBZSTD_FOUND=yes],
[LIBZSTD_FOUND=no])
if test "x$LIBZSTD_FOUND" = "xyes"; then
AC_DEFINE([ENABLE_ZSTD], [1], [libzstd usability])
OPTIONAL_ZSTD_LIBS="-lzstd"
fi
# -----------------------------------------------------------------------------
# brotli
AC_CHECK_LIB([brotlienc], [BrotliEncoderCreateInstance, BrotliEncoderCompressStream],
[LIBBROTLIENC_FOUND=yes],
[LIBBROTLIENC_FOUND=no])
if test "x$LIBBROTLIENC_FOUND" = "xyes"; then
AC_DEFINE([ENABLE_BROTLIENC], [1], [libbrotlienc usability])
OPTIONAL_BROTLIENC_LIBS="-lbrotlienc"
fi
AC_CHECK_LIB([brotlidec], [BrotliDecoderCreateInstance, BrotliDecoderDecompressStream],
[LIBBROTLIDEC_FOUND=yes],
[LIBBROTLIDEC_FOUND=no])
if test "x$LIBBROTLIDEC_FOUND" = "xyes"; then
AC_DEFINE([ENABLE_BROTLIDEC], [1], [libbrotlidec usability])
OPTIONAL_BROTLIDEC_LIBS="-lbrotlidec"
fi
# -----------------------------------------------------------------------------
# zlib
PKG_CHECK_MODULES(
[ZLIB],
[zlib],
[have_zlib=yes],
[have_zlib=no]
)
test "${have_zlib}" != "yes" && AC_MSG_ERROR([zlib required but not found. Try installing 'zlib1g-dev' or 'zlib-devel'.])
# -----------------------------------------------------------------------------
# libuuid
PKG_CHECK_MODULES(
[UUID],
[uuid],
[have_uuid=yes],
[AC_MSG_ERROR([libuuid required but not found. Try installing 'uuid-dev' or 'libuuid-devel'.])]
)
OPTIONAL_UUID_CFLAGS="${UUID_CFLAGS}"
OPTIONAL_UUID_LIBS="${UUID_LIBS}"
# -----------------------------------------------------------------------------
# OpenSSL Cryptography and SSL/TLS Toolkit
AC_CHECK_LIB(
[crypto],
[SHA256_Init],
[SSL_LIBS="-lcrypto -lssl"]
)
AC_CHECK_LIB(
[crypto],
[X509_VERIFY_PARAM_set1_host],
[ssl_host_validation="yes"],
[ssl_host_validation="no"]
)
test -z "${SSL_LIBS}" || \
AC_DEFINE([HAVE_CRYPTO], [1], [libcrypto availability])
if test "${ssl_host_validation}" = "no"; then
AC_DEFINE([HAVE_X509_VERIFY_PARAM_set1_host], [0], [ssl host validation])
AC_MSG_WARN([DISABLING SSL HOSTNAME VALIDATION BECAUSE IT IS NOT AVAILABLE ON THIS SYSTEM.])
else
AC_DEFINE([HAVE_X509_VERIFY_PARAM_set1_host], [1], [ssl host validation])
fi
# -----------------------------------------------------------------------------
# JSON-C library
PKG_CHECK_MODULES([JSON],[json-c],AC_CHECK_LIB(
[json-c],
[json_object_get_type],
[JSONC_LIBS="-ljson-c"]),AC_CHECK_LIB(
[json],
[json_object_get_type],
[JSONC_LIBS="-ljson"])
)
OPTIONAL_JSONC_LIBS="${JSONC_LIBS}"
# -----------------------------------------------------------------------------
# YAML library
AC_CHECK_LIB(
[yaml],
[yaml_parser_initialize],
[YAML_LIBS="-lyaml"]
)
OPTIONAL_YAML_LIBS="${YAML_LIBS}"
# -----------------------------------------------------------------------------
# DB engine and OpenSSL
test "${enable_dbengine}" = "yes" -a -z "${LZ4_LIBS}" && \
AC_MSG_ERROR([liblz4 required but not found. Try installing 'liblz4-dev' or 'lz4-devel'.])
AC_C_BIGENDIAN([],
[LIBJUDY_CFLAGS="-DJU_LITTLE_ENDIAN"],
[AC_MSG_ERROR([Could not find out system endiannnes])])
AC_CHECK_SIZEOF(void *)
if test "$ac_cv_sizeof_void_p" = 8; then
AC_MSG_RESULT(Detected 64-bit Build Environment)
LIBJUDY_CFLAGS="$LIBJUDY_CFLAGS -DJU_64BIT"
else
AC_MSG_RESULT(Detected 32-bit Build Environment)
LIBJUDY_CFLAGS="$LIBJUDY_CFLAGS -UJU_64BIT"
fi
AC_SUBST([LIBJUDY_CFLAGS])
JUDY_CFLAGS="-I \$(abs_top_srcdir)/libnetdata/libjudy/src"
test "${enable_openssl}" = "yes" -a -z "${SSL_LIBS}" && \
AC_MSG_ERROR([OpenSSL required but not found. Try installing 'libssl-dev' or 'openssl-devel'.])
test "${enable_dbengine}" = "yes" -a -z "${SSL_LIBS}" && \
AC_MSG_ERROR([OpenSSL required for DBENGINE but not found. Try installing 'libssl-dev' or 'openssl-devel'.])
AC_MSG_CHECKING([if netdata dbengine should be used])
if test "${enable_dbengine}" != "no" -a "${UV_LIBS}" -a "${LZ4_LIBS}" -a "${SSL_LIBS}"; then
enable_dbengine="yes"
AC_DEFINE([ENABLE_DBENGINE], [1], [netdata dbengine usability])
OPTIONAL_LZ4_CFLAGS="${LZ4_CFLAGS}"
OPTIONAL_LZ4_LIBS="${LZ4_LIBS}"
OPTIONAL_SSL_CFLAGS="${SSL_CFLAGS}"
OPTIONAL_SSL_LIBS="${SSL_LIBS}"
else
enable_dbengine="no"
fi
AC_MSG_RESULT([${enable_dbengine}])
AM_CONDITIONAL([ENABLE_DBENGINE], [test "${enable_dbengine}" = "yes"])
AC_MSG_CHECKING([if openssl should be used])
if test "${enable_openssl}" != "no" -a "${SSL_LIBS}"; then
enable_openssl="yes"
AC_DEFINE([ENABLE_OPENSSL], [1], [openssl usability])
OPTIONAL_SSL_CFLAGS="${SSL_CFLAGS}"
OPTIONAL_SSL_LIBS="${SSL_LIBS}"
else
enable_openssl="no"
fi
AC_MSG_RESULT([${enable_openssl}])
AM_CONDITIONAL([ENABLE_OPENSSL], [test "${enable_openssl}" = "yes"])
AC_MSG_CHECKING([if lz4 should be used])
if test "${enable_lz4}" != "no"; then
if test "${LZ4_LIBS_FAST}"; then
LIBS_BKP="${LIBS}"
LIBS="${LZ4_LIBS_FAST}"
AC_TRY_LINK(
[ #include <lz4.h> ],
[
LZ4_stream_t* stream = LZ4_createStream();
],
[ enable_lz4="yes"],
[ enable_lz4="no" ]
)
LIBS="${LIBS_BKP}"
if test "${enable_lz4}" == "yes"; then
OPTIONAL_LZ4_LIBS="${LZ4_LIBS_FAST}"
AC_DEFINE([ENABLE_LZ4], [1], [lz4 usability])
fi
else
if test "${enable_lz4}" == "yes"; then
AC_MSG_ERROR([liblz4 with version >= 1.9.0 required to enable lz4. Try installing the required version of 'liblz4-dev' or 'liblz4-devel'.])
enable_lz4="no"
fi
enable_lz4="no"
fi
else
enable_lz4="no"
fi
AC_MSG_RESULT([${enable_lz4}])
AM_CONDITIONAL([ENABLE_LZ4], [test "${enable_lz4}" = "yes"])
# -----------------------------------------------------------------------------
# JSON-C
if test "${enable_jsonc}" != "no" -a -z "${JSONC_LIBS}"; then
# Try and detect manual static build presence (from netdata-installer.sh)
AC_MSG_CHECKING([if statically built json-c is present])
HAVE_libjson_c_a="no"
if test -f "externaldeps/jsonc/libjson-c.a"; then
LIBS_BKP="${LIBS}"
LIBS="externaldeps/jsonc/libjson-c.a"
AC_LINK_IFELSE([AC_LANG_SOURCE([[#include "externaldeps/jsonc/json-c/json.h"
int main (int argc, char **argv) {
struct json_object *jobj;
char *str = "{ \"msg-type\": \"random\" }";
jobj = json_tokener_parse(str);
json_object_get_type(jobj);
}]])],
[HAVE_libjson_c_a="yes"],
[HAVE_libjson_c_a="no"])
LIBS="${LIBS_BKP}"
fi
if test "${HAVE_libjson_c_a}" = "yes"; then
AC_DEFINE([LINK_STATIC_JSONC], [1], [static json-c should be used])
JSONC_LIBS="static"
OPTIONAL_JSONC_STATIC_CFLAGS="-I \$(abs_top_srcdir)/externaldeps/jsonc"
fi
AC_MSG_RESULT([${HAVE_libjson_c_a}])
fi
AM_CONDITIONAL([LINK_STATIC_JSONC], [test "${JSONC_LIBS}" = "static"])
test "${enable_jsonc}" = "yes" -a -z "${JSONC_LIBS}" && \
AC_MSG_ERROR([JSON-C required but not found. Try installing 'libjson-c-dev' or 'json-c'.])
AC_MSG_CHECKING([if json-c should be used])
if test "${enable_jsonc}" != "no" -a "${JSONC_LIBS}"; then
enable_jsonc="yes"
AC_DEFINE([ENABLE_JSONC], [1], [netdata json-c usability])
else
enable_jsonc="no"
fi
AC_MSG_RESULT([${enable_jsonc}])
AM_CONDITIONAL([ENABLE_JSONC], [test "${enable_jsonc}" = "yes"])
# -----------------------------------------------------------------------------
# libyaml
PKG_CHECK_MODULES(
[LIBYAML],
[yaml-0.1],
[AC_CHECK_LIB(
[yaml],
[yaml_parser_initialize],
[have_libyaml=yes],
[have_libyaml=no]
)],
[have_libyaml=no]
)
if test "x$have_libyaml" = "xyes"; then
AC_DEFINE([HAVE_LIBYAML], [1], [libyaml usability])
OPTIONAL_YAML_LIBS="-lyaml"
fi
# -----------------------------------------------------------------------------
# YAML
if test -z "${YAML_LIBS}"; then
# Try and detect manual static build presence (from netdata-installer.sh)
AC_MSG_CHECKING([if statically built libyaml is present])
HAVE_libyaml_a="no"
if test -f "externaldeps/libyaml/libyaml.a"; then
LIBS_BKP="${LIBS}"
LIBS="externaldeps/libyaml/libyaml.a"
AC_LINK_IFELSE([AC_LANG_SOURCE([[#include "externaldeps/libyaml/yaml.h"
int main (int argc, char **argv) {
yaml_parser_t parser;
yaml_parser_initialize(&parser);
}]])],
[HAVE_libyaml_a="yes"],
[HAVE_libyaml_a="no"])
LIBS="${LIBS_BKP}"
fi
if test "${HAVE_libyaml_a}" = "yes"; then
AC_DEFINE([LINK_STATIC_YAML], [1], [static yaml should be used])
YAML_LIBS="static"
OPTIONAL_YAML_STATIC_CFLAGS="-I \$(abs_top_srcdir)/externaldeps/libyaml"
fi
AC_MSG_RESULT([${HAVE_libyaml_a}])
fi
AM_CONDITIONAL([LINK_STATIC_YAML], [test "${YAML_LIBS}" = "static"])
test -z "${YAML_LIBS}" && \
AC_MSG_ERROR([LIBYAML required but not found. Try installing 'libyaml-dev'.])
# -----------------------------------------------------------------------------
# compiler options
AC_ARG_VAR([SSE_CANDIDATE], [C compiler flags for SSE])
AS_CASE([$host_cpu],
[i?86], [SSE_CANDIDATE="yes"]
)
AC_SUBST([SSE_CANDIDATE])
if test "${SSE_CANDIDATE}" = "yes" -a "${enable_x86_sse}" = "yes"; then
opt="-msse2 -mfpmath=sse"
AX_CHECK_COMPILE_FLAG(${opt}, [CFLAGS="${CFLAGS} ${opt}"], [])
fi
if test "${GCC}" = "yes"; then
AC_DEFINE_UNQUOTED([likely(x)], [__builtin_expect(!!(x), 1)], [gcc branch optimization])
AC_DEFINE_UNQUOTED([unlikely(x)], [__builtin_expect(!!(x), 0)], [gcc branch optimization])
else
AC_DEFINE_UNQUOTED([likely(x)], [(x)], [gcc branch optimization])
AC_DEFINE_UNQUOTED([unlikely(x)], [(x)], [gcc branch optimization])
fi
if test "${GCC}" = "yes"; then
AC_DEFINE([__always_unused], [__attribute__((unused))], [gcc unused attribute])
AC_DEFINE([__maybe_unused], [__attribute__((unused))], [gcc unused attribute])
else
AC_DEFINE([__always_unused], [], [dummy unused attribute])
AC_DEFINE([__maybe_unused], [], [dummy unused attribute])
fi
if test "${enable_pedantic}" = "yes"; then
enable_strict="yes"
CFLAGS="${CFLAGS} -pedantic -Wall -Wextra -Wno-long-long"
fi
# -----------------------------------------------------------------------------
# dlsym check
AC_MSG_CHECKING(whether we can use dlsym)
OLD_LIBS="${LIBS}"
LIBS="-ldl"
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <dlfcn.h>
static void *(*libc_malloc)(size_t);
int main() {
libc_malloc = dlsym(RTLD_NEXT, "malloc");
}
]])], CAN_USE_DLSYM=yes, CAN_USE_DLSYM=no)
LIBS="${OLD_LIBS}"
AC_MSG_RESULT($CAN_USE_DLSYM)
if test "x$CAN_USE_DLSYM" = xyes; then
AC_DEFINE([HAVE_DLSYM], [1], [dlsym usability])
OPTIONAL_DL_LIBS="-ldl"
fi
AC_SUBST([OPTIONAL_DL_LIBS])
# -----------------------------------------------------------------------------
# memory allocation library
AC_MSG_CHECKING([for memory allocator])
TS_CHECK_JEMALLOC
if test "$has_jemalloc" = "1"; then
AC_DEFINE([ENABLE_JEMALLOC], [1], [compile and link with jemalloc])
AC_MSG_RESULT([jemalloc])
else
TS_CHECK_TCMALLOC
if test "$has_tcmalloc" = "1"; then
AC_DEFINE([ENABLE_TCMALLOC], [1], [compile and link with tcmalloc])
AC_MSG_RESULT([tcmalloc])
else
AC_MSG_RESULT([system])
AC_C_MALLOPT
AC_C_MALLINFO
fi
fi
# -----------------------------------------------------------------------------
# libcap
PKG_CHECK_MODULES(
[LIBCAP],